Women's Classic Thermal Merino Base Layer Crew SIZE:S and reflective accents boost visibility

and reflective accents boost visibility in low light

a bold and modern take on the classic OOahh Active Recovery Slide

and hydration on every run

natural alignment

Women's Classic Thermal Merino Base Layer Crew SIZE:S and reflective accents boost visibilityIntroducing the upgraded Smartwool Women's Classic Thermal Merino Base Layer Crew. Crafted from 100% Merino wool, this fan favorite now features refreshed colors and an improved fit for enhanced performance and style. The new shoulder panels eliminate top shoulder seams, while the flatlock seam construction minimizes chafing. Add this top rated base layer to your winter gear and feel the difference during your next skiing, hiking, climbing, or biking